As night ushered in a hushed silence over Vietnam’s Mekong Delta ... in a patrol boat as it cautiously made its way through the dense jungle along the perilous upper Saigon River.

My seven-night journey aboard Heritage Line’s boutique river ... on the Mekong Delta. Heritage Line The next day, with time to take stock, we took a break from visiting land as the boat passed ...

Two Bell UH-1Bs, flown by the Navy’s lone helicopter attack unit in Vietnam, patrol the country’s south on a 1967 mission to support Navy SEALs. The Mekong ... of river patrol boats (PBRs).